This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.

Word color association is just a fancy way to talk about the way we connect colors with words.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

This science fair project idea examines whether boys and girls differ in reflexes.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

The project is to investigate yeast fermentation and its results on hand of latex balloons.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

This science experiment has students test whether a snail moves faster on concrete or dirt.

Discover which fabrics shrink the most in the wash and why.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

In this science project, baking powder and vinegar are used to simulate the action of a fire extinguisher.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.